Home / 12,374.37-18,556.97-4,976.30

Finding the Fourth Proportional to 12,374.37, 18,556.97 and 4,976.30

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Solution

The fourth proportional to 12,374.37, 18,556.97 and 4,976.30 is: 7,462.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,374.37 : 18,556.97 = 4,976.30 : x
  2. Step 2: Convert to fraction form
    12,374.37/18,556.97 = 4,976.30/x
  3. Step 3: Cross multiply
    12,374.37x = 18,556.97 × 4,976.30
  4. Step 4: Simplify right side
    12,374.37x = 92,345,071.32
  5. Step 5: Solve for x
    x = 92,345,071.32/12,374.37
  6. Step 6: Final answer
    x = 7,462.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.